Learn more about STARTECH Tray2 x SATA Power (15 pin) Receptacle 4 x SATA (7 pin; Data) ReceptacleMobile Rack Drives Support4 x SFF-8482 (29 pin; Data & Power; Internal SAS) ReceptacleMobile Rack InterfaceSATA I/II/III/SASProtection CaseMultiple DrivesCompatible Products3.5" & 5.25"SpecificationsDrive Installation: RemovableFan Bearing Type: Sleeve BearingFan: 1 - 70 mmKey Lock: YesNumber of Drives: 4Number of internal 3.5 inch bays: 4Max Drive Capacity: Currently tested with up to 6TB 7200 RPM hard drives Maximum Data Transfer Rate: 6 Gbit/s OS Compatibility: OS independent; No software or drivers requiredSystem and Cable Requirements: Flammability rating: UL94 - V0LED Indicators:1 x Power LED 1 x Drive 1 Activity LED 1 x Drive 2 Activity LED 1 x Drive 3 Activity LED 1 x Drive 4 Activity LED Humidity: 5% to 85% RH Operating Temperature: 0 to 55 degree CStorage Temperature: -20 to 60 degree CDim.: 4.90" x 5.70" x 7.80" (HWD)Weight: 2.90 lbs.FeaturesFeaturesSolid aluminum constructionKey lock designBuilt-in fan4 drive bay designInstalls in three 5.25" drive baysTrayless design for easier hot swappingSupport for SATA revision I/II/III (1.5/3.0/6.0 Gbps)Support for SAS revision I/II (3.0/6.0 Gbps)Power and Activity LEDs for each driveUL94 - V0 flammability ratingPackage Contents1 x 4 Drive Trayless 3.5in SATA/SAS Mobile Rack 8 x Installation screws 2 x Drive bay keys 4 x SATA cables 1 x Instruction manualShippingEnjoy fast and reliable shipping when you buy your products from Newegg. Our ordering and shipping services are among the best in the industry due to short processing times and a variety of shipping methods. Your orders are packaged at one of the many local warehouses across the country, minimizing delivery times and ensuring you get your purchases as soon as possible.PaymentsNewegg has partnered with PayPal to offer you the very best in payment services. PayPal allows you to buy with confidence, knowing your payments are processed quickly and securely with state-of-the-art encryption technology.ReturnReturns are subject to restocking fees of 15% - 30% of the purchase price and return shipping fees. For products that are eligible for return for replacement, the return shipping labels are free for returns for replacement of the same item within the applicable return policy period. Newegg does NOT charge for restocking fees or return shipping labels for returns of defective products, or if you received the wrong product, the product did not match what was shown on the Site, or we made some other shipping error, provided the item is returned within its return policy period, and in accordance with the Return Policy. For international buyers, items shipped internationally do not qualify for manufacturer warranties.